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snappy-java: A fast compression/decompression library

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/*--------------------------------------------------------------------------
 *  Copyright 2011 Taro L. Saito
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *--------------------------------------------------------------------------*/
//--------------------------------------
// XerialJ
//
// SnappyErrorCode.java
// Since: 2011/03/30 14:56:50
//
// $URL$
// $Author$
//--------------------------------------
package org.xerial.snappy;

/**
 * Error codes of snappy-java
 *
 * @author leo
 */
public enum SnappyErrorCode
{

    // DO NOT change these error code IDs because these numbers are used inside SnappyNative.cpp
    UNKNOWN(0),
    FAILED_TO_LOAD_NATIVE_LIBRARY(1),
    PARSING_ERROR(2),
    NOT_A_DIRECT_BUFFER(3),
    OUT_OF_MEMORY(4),
    FAILED_TO_UNCOMPRESS(5),
    EMPTY_INPUT(6),
    INCOMPATIBLE_VERSION(7),
    INVALID_CHUNK_SIZE(8);

    public final int id;

    private SnappyErrorCode(int id)
    {
        this.id = id;
    }

    public static SnappyErrorCode getErrorCode(int id)
    {
        for (SnappyErrorCode code : SnappyErrorCode.values()) {
            if (code.id == id) {
                return code;
            }
        }
        return UNKNOWN;
    }

    public static String getErrorMessage(int id)
    {
        return getErrorCode(id).name();
    }
}